IT1103897B - Perfezionamento negli utensili ad impatto - Google Patents
Perfezionamento negli utensili ad impattoInfo
- Publication number
- IT1103897B IT1103897B IT48429/78A IT4842978A IT1103897B IT 1103897 B IT1103897 B IT 1103897B IT 48429/78 A IT48429/78 A IT 48429/78A IT 4842978 A IT4842978 A IT 4842978A IT 1103897 B IT1103897 B IT 1103897B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- impact tools
- tools
- impact
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
- E02F3/966—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements of hammer-type tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/28—Supports; Devices for holding power-driven percussive tools in working position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D9/14—Control devices for the reciprocating piston
- B25D9/16—Valve arrangements therefor
- B25D9/20—Valve arrangements therefor involving a tubular-type slide valve
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2209/00—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D2209/002—Pressure accumulators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2209/00—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D2209/005—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously having a tubular-slide valve, which is coaxial with the piston
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Percussive Tools And Related Accessories (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52029893A JPS5819433B2 (ja) | 1977-03-17 | 1977-03-17 | 衝撃動工具 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7848429A0 IT7848429A0 (it) | 1978-03-14 |
IT1103897B true IT1103897B (it) | 1985-10-14 |
Family
ID=12288640
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48429/78A IT1103897B (it) | 1977-03-17 | 1978-03-14 | Perfezionamento negli utensili ad impatto |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5819433B2 (it) |
DE (1) | DE2810285C2 (it) |
FR (1) | FR2383757A1 (it) |
GB (1) | GB1592751A (it) |
IT (1) | IT1103897B (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI60151C (fi) * | 1979-06-26 | 1981-12-10 | Tampella Oy Ab | Hydraulisk slaganordning |
FR2531138A1 (fr) * | 1982-07-29 | 1984-02-03 | Inst Avtomatiki Akademii | Dispositif de percussion notamment pour machine hydraulique de forage de puits |
JPS6293818A (ja) * | 1985-10-18 | 1987-04-30 | シャープ株式会社 | メンブレンタツチパネル |
JPS62105325A (ja) * | 1985-10-31 | 1987-05-15 | シャープ株式会社 | メンブレンタツチパネル |
JP2511459B2 (ja) * | 1987-06-12 | 1996-06-26 | マツダ株式会社 | ガス式油圧打撃工具 |
AT390645B (de) * | 1988-05-20 | 1990-06-11 | Wimmer Alois Ing | Hammerschwenkvorrichtung |
EP0412203A1 (en) * | 1989-08-11 | 1991-02-13 | Nippon Pneumatic Manufacturing Co. Ltd. | Cushioning device for impact tool |
US5794717A (en) * | 1993-04-21 | 1998-08-18 | Briggs; Roger Robarts | Rock drill percussion mechanism |
ZA948118B (en) * | 1994-10-17 | 1996-03-25 | Jarmo Uolevi Leppaenen | Valve arrangement in a hydraulic percussive rock drill |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE690185C (de) * | 1939-02-05 | 1940-04-18 | Stahlwerk Mark Wengern Akt Ges | Pressluftschlagwerkzeug mit Schiebersteuerung |
DE1281370B (de) * | 1963-09-06 | 1968-10-24 | Krupp Gmbh | Schlaggeraet mit hydraulisch hin- und herbewegten Kolben |
FR1431835A (fr) * | 1965-01-28 | 1966-03-18 | Montabert Ets | Appareil à percussions |
DE1703753A1 (de) * | 1968-07-05 | 1972-02-24 | Ingbuero Dipl Ing Friedrich He | Hydraulisch betriebene Schlagvorrichtung |
US3925985A (en) * | 1973-01-09 | 1975-12-16 | Rapidex Inc | Impact actuator |
JPS5432192B2 (it) * | 1975-03-18 | 1979-10-12 |
-
1977
- 1977-03-17 JP JP52029893A patent/JPS5819433B2/ja not_active Expired
-
1978
- 1978-01-09 GB GB797/78A patent/GB1592751A/en not_active Expired
- 1978-03-09 DE DE2810285A patent/DE2810285C2/de not_active Expired
- 1978-03-14 IT IT48429/78A patent/IT1103897B/it active
- 1978-03-16 FR FR7807579A patent/FR2383757A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPS53114701A (en) | 1978-10-06 |
IT7848429A0 (it) | 1978-03-14 |
GB1592751A (en) | 1981-07-08 |
JPS5819433B2 (ja) | 1983-04-18 |
FR2383757A1 (fr) | 1978-10-13 |
DE2810285C2 (de) | 1983-12-15 |
DE2810285A1 (de) | 1978-09-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR7804072A (pt) | Ferramenta de impacto | |
GB2000716B (en) | Impact tool | |
BR8005232A (pt) | Ferramenta de impacto | |
JPS52100301A (en) | Fluidddriven impact tool | |
SE7714847L (sv) | Handslipredskap | |
SE7805951L (sv) | Rengoringsredskap ii | |
BR7901095A (pt) | Ferramenta de impacto | |
IT8048337A0 (it) | Chiave a percussione | |
IT7850540A0 (it) | Perfezionamento negli strumenti per scrivere a doppia funzione | |
IT1061976B (it) | Perfezionamento negli utensili di trivellazione | |
AT358906B (de) | Hammerbrecher | |
IT1102475B (it) | Perfezionamento negli addensanti per mangini | |
IT1057986B (it) | Perfezionamento negli utensili a percussione | |
SE7813043L (sv) | Handverktyg | |
SE7800896L (sv) | Metallbundna slipverktyg | |
IT1090575B (it) | Perfezionamento negli utensili da taglio | |
ZA763554B (en) | Impact tools | |
AT342399B (de) | Prallhammermuhle | |
IT1077954B (it) | Perfezionamento negli utensili di alesatura | |
IT1103897B (it) | Perfezionamento negli utensili ad impatto | |
JPS54100580A (en) | Impact tool | |
NO782667L (no) | Verktoey forsynt med slaginnretning | |
ZA77260B (en) | Impact type tools | |
IT1098932B (it) | Utensile rotativo di macinazione ad urto | |
SE7607069L (sv) | Slagverktyg |